Waterfront Wealth’s Biogen BIIB Stock Holding History

Waterfront Wealth’s Portfolio BIIB Stock Details BIIB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$387K	Sell	1,943 -804	-29%	-$154K	0.06%	236
2026 Q1	$504K	Sell	2,747 -22	-0.8%	-$4.05K	0.09%	202
2025 Q4	$474K	Buy	2,769 +38	+1%	+$6.21K	0.09%	199
2025 Q3	$402K	Buy	+2,731	New	+$369K	0.08%	204
2025 Q2	–	Sell	-1,593	Closed	-$218K	–	263
2025 Q1	$218K	Buy	+1,593	New	+$228K	0.05%	244
2021 Q4	–	Sell	-760	Closed	-$215K	–	221
2021 Q3	$215K	Sell	760 -15	-2%	-$4.92K	0.1%	165
2021 Q2	$268K	Sell	775 -7	-0.9%	-$2.12K	0.13%	146
2021 Q1	$218K	Buy	+782	New	+$211K	0.11%	156

Other funds holding BIIB

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return

AIM

Artemis Investment Management Edinburgh, United Kingdom $11.2B AUM 80.72% 1-Year Est. Return

Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return

Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return

AAMU

AEGON Asset Management (UK) Edinburgh, United Kingdom $9.38B AUM 48.94% 1-Year Est. Return

New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return

ECSS

Eurizon Capital SGR SpA Milan $37.3B AUM

ADEF

Adams Diversified Equity Fund Baltimore, Maryland $3.27B AUM 45.57% 1-Year Est. Return

New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return

Waterfront Wealth's BIIB Position: Q2 2026 in Review

Waterfront Wealth reduced its Biogen (BIIB) stake by 29% in Q2 2026, selling an estimated $154K and leaving 1,943 shares worth $387K. The position accounts for 0.06% of the portfolio, ranked #236.

Waterfront Wealth first reported a position in BIIB in Q1 2021 and has held it in 8 quarters since. The position peaked at $504K in Q1 2026. 380 funds tracked by Wall St. Rank hold BIIB as of Q2 2026.

Waterfront Wealth held 1,943 shares of Biogen worth $387K as of Q2 2026.
Waterfront Wealth sold 804 Biogen shares in Q2 2026, an estimated $154K.
Biogen made up 0.06% of Waterfront Wealth's portfolio in Q2 2026, its #236 holding.
Waterfront Wealth first reported a position in Biogen in Q1 2021 and has held it in 8 quarters since.
Waterfront Wealth's Biogen position peaked at $504K in Q1 2026.
380 funds tracked by Wall St. Rank held Biogen as of Q2 2026.

Based on Waterfront Wealth's 13F filing for Q2 2026, filed 30 Jul 2026.